<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="../vue.js"></script>
</head>

<body>
    <div id="app"> </div>
    <script>
        const Count = Vue.extend({
            name: 'Count',
            data() {
                return {
                    count: 0
                }
            },
            template: `
                <div>
                    <h1>{{count}} </h1> 
                    <Button @click='count++'>累加</Button>   
                </div>
            `
        });
        const Person = Vue.extend({
            name: 'Person',
            data() {
                return {
                    name: '小瘪三',
                    age: 28,
                }
            }
        })
        const vm = new Vue({
            el: '#app',
            components: {
                Count: Count,
                Person:Person
            },
            data() {
                return {}
            },
            template: `
            <div>
                <Count/>
                <Count/>
                <Count/>
            </div>

            `
        })
    </script>
</body>

</html>